Add simplified build script build-codec.sh

    - if [ "$DELTA_ODG" = "true" ]; then comp_args="${comp_args} --odg_bin"; MEASURES_FOR_REPORT="$MEASURES_FOR_REPORT DELTA_ODG"; fi

    - if [ "$SPLIT_COMPARISON" = "true" ]; then comp_args="${comp_args} --split-comparison"; fi

    - bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/build-and-create-float-ref-outputs.sh

    - bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/build-codec.sh ivas-float-update _ref

    - bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/build-codec.sh HEAD

    # DMX comparison only in manual job with no other metrics

    - if [ "$COMPARE_DMX" = "true" ]; then

#! /bin/bash

# Usage: build-codec.sh <commit> [<suffix>]

# 

# Checks out <commit>, builds executables, optionally appends <suffix> and returns to current branch

set -euxo pipefail

cd "${CI_PROJECT_DIR}"

commit=$1

if [ $# -eq 2 ]; then

  suffix=$2

  suffix_msg="suffix $2"

else

  suffix=""

  suffix_msg="no suffix"

fi

echo "Building binaries from commit $ref_to_check_out with $suffix_msg"

current_commit_sha="$(git rev-parse HEAD)"

restore_stash() {

  if [[ "$(git stash list)" != "" ]]; then

    git stash pop

  fi

}

trap restore_stash EXIT

# store potential changes

# should never fail, even if there is nothing to be stored

git stash

git checkout "$commit"

bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/activate-debug-mode-info-if-set.sh

make clean

make -j "$(nproc)"

# avoid errors in mv when renaming to same file

if [ -n $suffix ]; then

  mv IVAS_cod IVAS_cod"$suffix"

  mv IVAS_dec IVAS_dec"$suffix" 

  mv IVAS_rend IVAS_rend"$suffix"

  if [ -f ISAR_post_rend ]; then mv ISAR_post_rend ISAR_post_rend"$suffix"; fi

fi

# return to current branch

git restore .

git rev-parse HEAD >"$commit_file"

git checkout "$current_commit_sha"